| A | B |
| Mass | How much matter is in an object. |
| Matter | The substance that everything is made of. |
| Bouyancy | The ability to float. |
| Buoyant Force | A force the pushes on an object causing it to float. |
| Gravity | A pulling force on an object that causes it to sink. |
| Weight | a measurement of how much force gravity is puliing on an object. |
| Pan Balance | A Scale used to measure the mass of an object. |
| Properties | Ways to describe matter like color, shape, size, texture |
| Cargo | A load that is carried by a ship:freight |
| Capacity | The amount of space that can be filled. |
| Volume | Amount of space that matter takes up |
| Displace | To push out of the way and take the place of |
| Force | A push or pull |